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    • 1. 发明授权
    • Polymer films for detecting chemical substances
    • 用于检测化学物质的聚合物膜
    • US5665844A
    • 1997-09-09
    • US152405
    • 1993-11-15
    • Werner PrassThomas StehlinYuan LiuShizuo OguraTetsu YamamotoAkihiko TokidaKenji Motosugi
    • Werner PrassThomas StehlinYuan LiuShizuo OguraTetsu YamamotoAkihiko TokidaKenji Motosugi
    • G01N21/55G01N21/75G01N33/28C08F220/10
    • G01N21/75G01N21/553G01N33/2829
    • The present invention pertains to a film for detecting chemical substances comprising a homopolymer or a copolymer having recurring units represented by the following formula (I): ##STR1## wherein X is --H, --F, --Cl, --Br, --CH.sub.3, --CF.sub.3, --CN or --CH.sub.2 CH.sub.3 ; and R.sup.1 is --R.sup.2 or --Z--R.sup.2 ;wherein Z is --O--, --S--, --NH--, --NR.sup.2' --, --(C.dbd.Y)--, --(C.dbd.Y)--Y--, --Y--(C.dbd.Y)--, --(SO.sub.2)--, --Y'--(SO.sub.2)--, --(SO.sub.2)--Y'--, --Y'--(SO.sub.2)--Y'--, --NH--(C.dbd.O)--, --(C.dbd.O)--NH--, --(C.dbd.O)--NR.sup.2' --, --Y'--(C.dbd.Y)--Y'-- or --O--(C.dbd.O)--(CH.sub.2).sub.n --(C.dbd.O)--O--;wherein Y is independently O or S, and Y' is independently O or NH, and n is an integer of 0 to 20;and wherein R.sup.2 and R.sup.2' represent independently a hydrogen atom, a linear alkyl group, a branched alkyl group, a cycloalkyl group, an unsaturated hydrocarbon group, an aryl group, a saturated or unsaturated hetero ring or derivatives thereof, provided that R.sup.1 is not a hydrogen atom, a linear alkyl group or a branched alkyl group. The invention pertains also to a detector for chemical substances comprising such a film.
    • 本发明涉及一种用于检测化学物质的膜,其包含均聚物或共聚物,其具有由下式(I)表示的重复单元:其中X为-H,-F,-Cl,-Br, -CH 3,-CF 3,-CN或-CH 2 CH 3; R1为-R2或-Z-R2; 其中Z是-O - , - S - , - NH-,-NR2' - , - (C = Y) - , - (C = Y)-Y-,-Y-(C = Y) - , - ( SO 2) - , - Y' - (SO 2) - , - (SO 2)-Y'-,-Y' - (SO 2)-Y'-,-NH-(C = O) - , - (C = O) -NH-, - (C = O)-NR2' - , - Y' - (C = Y)-Y'-或-O-(C = O) - (CH2)n-(C = O)-O - ; 其中Y独立地为O或S,Y'独立地为O或NH,n为0至20的整数; 并且其中R2和R2'独立地表示氢原子,直链烷基,支链烷基,环烷基,不饱和烃基,芳基,饱和或不饱和杂环或其衍生物,条件是R1不是 氢原子,直链烷基或支链烷基。 本发明还涉及包含这种膜的化学物质的检测器。
    • 2. 发明授权
    • Polymer films for detecting chemical substances
    • 用于检测化学物质的聚合物膜
    • US5817727A
    • 1998-10-06
    • US479158
    • 1995-06-07
    • Werner PrassThomas StehlinYuan LiuShizuo OguraTetsu YamamotoAkihiko TokidaKenji Motosugi
    • Werner PrassThomas StehlinYuan LiuShizuo OguraTetsu YamamotoAkihiko TokidaKenji Motosugi
    • G01N21/55G01N21/75G01N33/28C08F220/10
    • G01N21/75G01N21/553G01N33/2829
    • The present invention pertains to a film for detecting chemical substances comprising a homopolymer or a copolymer having recurring units represented by the following formula (I): ##STR1## wherein X is --H, --F, --Cl, --Br, --CH.sub.3, --CF.sub.3, --CN or --CH.sub.2 CH.sub.3 ; and R.sup.1 is --R.sup.2 or --Z--R.sup.2 ; wherein Z is --O--, --S--, --NH--, --NR.sup.2' --, --(C.dbd.Y)--, --(C.dbd.Y)--Y--, --Y--(C.dbd.Y)--, --(SO.sub.2)--, --Y'--(SO.sub.2)--, --(SO.sub.2)--Y'--, --Y'--(SO.sub.2)--Y'--, --NH--(C.dbd.O)--, --(C.dbd.O)--NH--, --(C.dbd.O)--NR.sup.2' --, --Y'--(C.dbd.Y)--Y'-- or --O--(C.dbd.O)--(CH.sub.2).sub.n --(C.dbd.O)--O--; wherein Y is independently O or S, and Y' is independently O or NH, and n is an integer of 0 to 20; and wherein R.sup.2 and R.sup.2' represent independently a hydrogen atom, a linear alkyl group, a branched alkyl group, a cycloalkyl group, an unsaturated hydrocarbon group, an aryl group, a saturated or unsaturated hetero ring or derivatives thereof, provided that R.sup.1 is not a hydrogen atom, a linear alkyl group or a branched alkyl group. The invention pertains also to a detector for chemical substances comprising such a film.
    • 本发明涉及一种用于检测化学物质的膜,其包含均聚物或共聚物,其具有由下式(I)表示的重复单元:其中X为-H,-F,-Cl,-Br, -CH 3,-CF 3,-CN或-CH 2 CH 3; R1为-R2或-Z-R2; 其中Z是-O - , - S - , - NH-,-NR2' - , - (C = Y) - , - (C = Y)-Y-,-Y-(C = Y) - , - ( SO 2) - , - Y' - (SO 2) - , - (SO 2)-Y'-,-Y' - (SO 2)-Y'-,-NH-(C = O) - , - (C = O) -NH-, - (C = O)-NR2' - , - Y' - (C = Y)-Y'-或-O-(C = O) - (CH2)n-(C = O)-O - ; 其中Y独立地为O或S,Y'独立地为O或NH,n为0至20的整数; 并且其中R2和R2'独立地表示氢原子,直链烷基,支链烷基,环烷基,不饱和烃基,芳基,饱和或不饱和杂环或其衍生物,条件是R1不是 氢原子,直链烷基或支链烷基。 本发明还涉及包含这种膜的化学物质的检测器。
    • 5. 发明授权
    • Light-emitting diodes with hetero-PN-junction
    • 具有异质PN结的发光二极管
    • US06559473B1
    • 2003-05-06
    • US08765681
    • 1997-06-16
    • Nu YuWen-Bing KangAkihiko Tokida
    • Nu YuWen-Bing KangAkihiko Tokida
    • H01L3524
    • H01L51/5012H01L51/0035H01L51/0036H01L51/0038H01L51/005H01L51/0052H01L51/0053H01L51/0059H01L51/0062H01L51/007
    • An organic light-emitting diode with high luminance and high efficiency comprising an anode, an organic pn-junction and a cathode layered sequentially in this order, wherein the organic pn-junction emits light by an electric current passing through the diode in an electric field applied between the anode and the cathode, characterized in that the organic pn-junction is composed of an organic p-type luminescent-semiconductor thin film and an organic n-type luminescent-semiconductor thin film, wherein one surface of the organic p-type luminescent-semiconductor thin film is in contact with the anode and another surface of the organic p-type luminescent-semiconductor thin film is in contact with the organic n-type luminescent-semiconductor thin film, and one surface of the organic n-type luminescent-semiconductor thin film is in contact with the cathode and another surface of the organic n-type luminescent-semiconductor thin film is in contact with the organic p-type luminescent-semiconductor thin film and wherein the diode satisfies all the conditions of the following equations 1 to 3: X1≦X2  Equation 1: IP1≦IP2  Equation 2: −0.2 eV≦(IP2−IP1)−(X2−X1)≦0.2 eV  Equation 3: in which X1 denotes an absolute value of the electron affinity of the organic p-type luminescent-semiconductor, X2 denotes an absolute value of the electron affinity of the organic n-luminescent-semiconductor, IP1 denotes an ionization potential of the organic p-type luminescent-semiconductor and IP2 denotes an ionization potential of the organic n-type luminescent-semiconductor.
    • 一种具有高亮度和高效率的有机发光二极管,其包括按顺序分层的阳极,有机pn结和阴极,其中有机pn结通过电场中通过二极管的电流发光 施加在阳极和阴极之间,其特征在于有机pn结由有机p型发光半导体薄膜和有机n型发光半导体薄膜组成,其中有机p型结构的一个表面 发光半导体薄膜与阳极接触,有机p型发光半导体薄膜的另一表面与有机n型发光半导体薄膜接触,有机n型发光半导体薄膜的一个表面 半导体薄膜与阴极接触,有机n型发光半导体薄膜的另一表面与有机p型发光半导体接触 并且其中二极管满足以下等式1至3的所有条件:其中X1表示有机p型发光半导体的电子亲和力的绝对值,X2表示电子亲和力的绝对值 有机n型发光半导体,IP1表示有机p型发光半导体的电离电位,IP2表示有机n型发光半导体的电离电位。